Robert Mackey References Robert Mackey British athlete Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: rackets/ History.Robert Mackey, an inmate of Fleet, is listed as the first “world” champion or at least as the first claimant of the title in 1820. Read MoreRobert Mackey, an inmate of Fleet, is listed as the first “world” champion or at least as the first claimant of the title in 1820. Read More